Fireproof : The word fireproof is a misnomer as it means that something absolutely will not burn. Other terms such as fire resistive or fire resistant should be used to indicate the degree of resistance of fire
Tatyana Davletshina, Industrial Fire Safety Guidebook, Noyes Publications, New Jersey 07675, USA 1998. http://www.aura-o.aura-astronomy.org/aura/sites/de fault/files/files/Referencia_Bibliografica/industr ial%20fire%20protection%20handbook.pdf, (IndFrS - Amer) {470}